
\begin{table}[htb]
\begin{center}
\begin{tabular}{l c c c}
\hline
 & Trade perception: Egotropic & Trade perception: Sociotropic & Trade restrictions: environment \\
\hline
Intercept         & $3.92^{***}$  & $3.98^{***}$ & $4.29^{***}$  \\
                  & $(0.09)$      & $(0.09)$     & $(0.09)$      \\
Helps both (T1)   & $0.17$        & $0.34^{***}$ & $-0.22^{*}$   \\
                  & $(0.09)$      & $(0.10)$     & $(0.09)$      \\
Hurts both (T2)   & $-0.33^{***}$ & $-0.27^{**}$ & $0.14$        \\
                  & $(0.09)$      & $(0.10)$     & $(0.09)$      \\
Hurts abroad (T3) & $-0.16$       & $-0.05$      & $0.16$        \\
                  & $(0.09)$      & $(0.10)$     & $(0.09)$      \\
Hurts home (T4)   & $-0.23^{*}$   & $-0.23^{*}$  & $0.07$        \\
                  & $(0.09)$      & $(0.10)$     & $(0.10)$      \\
Income            & $0.03^{**}$   & $0.04^{***}$ & $-0.02^{*}$   \\
                  & $(0.01)$      & $(0.01)$     & $(0.01)$      \\
Age               & $-0.00$       & $-0.00$      & $-0.01^{***}$ \\
                  & $(0.00)$      & $(0.00)$     & $(0.00)$      \\
Germany           & $0.34^{***}$  & $0.60^{***}$ & $-0.70^{***}$ \\
                  & $(0.06)$      & $(0.06)$     & $(0.06)$      \\
USA               & $0.34^{***}$  & $0.29^{***}$ & $-0.23^{***}$ \\
                  & $(0.06)$      & $(0.06)$     & $(0.06)$      \\
Canada            & $0.43^{***}$  & $0.52^{***}$ & $-0.41^{***}$ \\
                  & $(0.06)$      & $(0.06)$     & $(0.06)$      \\
Switzerland       & $0.23^{***}$  & $0.32^{***}$ & $-0.48^{***}$ \\
                  & $(0.06)$      & $(0.06)$     & $(0.06)$      \\
Australia         & $0.21^{***}$  & $0.25^{***}$ & $-0.16^{**}$  \\
                  & $(0.06)$      & $(0.06)$     & $(0.06)$      \\
T1 x Income       & $0.01$        & $0.00$       & $0.01$        \\
                  & $(0.01)$      & $(0.01)$     & $(0.01)$      \\
T2 x Income       & $0.01$        & $-0.00$      & $-0.01$       \\
                  & $(0.01)$      & $(0.01)$     & $(0.01)$      \\
T3 x Income       & $0.02$        & $0.00$       & $-0.01$       \\
                  & $(0.01)$      & $(0.01)$     & $(0.01)$      \\
T4 x Income       & $0.01$        & $-0.00$      & $-0.02$       \\
                  & $(0.01)$      & $(0.01)$     & $(0.01)$      \\
\hline
R$^2$             & $0.05$        & $0.06$       & $0.05$        \\
Adj. R$^2$        & $0.05$        & $0.06$       & $0.05$        \\
Num. obs.         & $5913$        & $6086$       & $6045$        \\
\hline
\multicolumn{4}{l}{\scriptsize{$^{***}p<0.001$; $^{**}p<0.01$; $^{*}p<0.05$}}
\end{tabular}
\caption{\textbf{Heterogeneous Treatment Effects -- Income}}
\label{tab:treatmentXIncome}
\end{center}
\end{table}
